Study Estimates 400,000 Smokers Quit Thanks To E-Cigarettes In Just One Country excerpt from link above: The research called into question the claim that e-cigarettes are more likely to be used in conjunction with regular cigarettes, rather than as a smoking cessation aid. The study’s authors found that 13 percent of those who recently quit smoking were likely to use e-cigarettes daily compared to just 3.5 percent of current smokers. _________________________________________________________________________________________________